Karen Nyberg became the 50th woman in space with her mission the International Space Station in May 2008. But she’s also gained a lot of social media traction for this cool video showing how to wash your hair in space, shot in 2013.

To any viewers out there, who want to be an astronaut one day, or anyone who’s betting that a leisurely space vacation is on the cards soon, this tutorial might come in handy. After all, you’d want your hair to be squeaky clean when you say hello to any possible life forms in space.

Check this really cool video out.